Okay, I posted some pics from last night in this thread. I then got a couple emails and requests about how to do this. So I wrote up some instructions in the blog. As it's now storm season in most of the country, this may give you a side hobby and distraction for the next month or two.

Enjoy!

Check it in the blog:
http://www.kevinkingphoto.com/blog/2007/07...-lightning.html

A favorite from last year:

holy c... that shot is sick! i hope you won some awards for that. nice work!

Thanks for the tutorial, very cool. The pic above looks like a photograph of a retina...ooooh creepy but very cool

so awsome I was just doint this the other night. Great shot.